Last updated: March 2, 2024
The weather in Kea'au, United States, during December is characterized by an average temperature of 22°C (72°F). Highs can soar to 27°C (80°F), while lows may dip to 18°C (64°F). Typically, the humidity level in Kea'au throughout December hovers around 81%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Kea'au averages 180 mm (7.1 inches) of rainfall, typically over the course of 22 rainy days. The month enjoys an average of 10 hours 57 minutes of daylight, with the sun shining for approximately 8 hours 7 minutes each day. Additionally, there is a 25% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In December, the UV Index in Kea'au reaches a maximum of 8, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 15 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 1 | 1 | 3 | 5 | 7 | 8 | 8 | 6 | 4 | 2 | 1 | 0 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 25 min | 30 min | 45 min | ||||||